body.tu-form-publico {
    --tf-color: #0073ea;
    --tf-fondo: #f2f5fd;
    --tf-borde: #e3e6f0;
    --tf-suave: #676879;
    min-height: 100vh;
    background: var(--tf-fondo);
    color: #323338;
    color-scheme: light;
}

body.tu-form-con-color {
    --tf-fondo: color-mix(in srgb, var(--tf-color) 9%, #f6f7fa);
    --tf-borde: color-mix(in srgb, var(--tf-color) 18%, #e3e6f0);
}

.tu-form-pagina {
    display: flex;
    justify-content: center;
    padding: 2rem 1rem;
}

.tu-form-tarjeta {
    width: 100%;
    max-width: 840px;
    padding: 2rem;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 2px 12px rgba(20, 30, 70, .08);
    overflow: hidden;
}

.tu-form-publico .form-control,
.tu-form-publico .form-select,
.tu-form-publico .input-group-text {
    background-color: #fff;
    border-color: #d0d4e4;
    color: #323338;
}

.tu-form-publico .input-group-text {
    background-color: #f5f6f8;
}

.tu-form-publico .form-control:focus,
.tu-form-publico .form-select:focus {
    border-color: var(--tf-color);
    box-shadow: 0 0 0 .2rem color-mix(in srgb, var(--tf-color) 20%, transparent);
}

.tu-form-publico .form-check-input:checked {
    background-color: var(--tf-color);
    border-color: var(--tf-color);
}

.tu-form-publico .btn-primary {
    background-color: var(--tf-color) !important;
    border-color: var(--tf-color) !important;
    color: #fff !important;
}

.tu-form-publico .btn-primary:hover,
.tu-form-publico .btn-primary:focus {
    background-color: color-mix(in srgb, var(--tf-color) 85%, #000) !important;
    border-color: color-mix(in srgb, var(--tf-color) 85%, #000) !important;
    color: #fff !important;
}

.tu-form-publico .btn-outline-primary {
    border-color: var(--tf-color);
    color: var(--tf-color);
}

.tu-form-publico .btn-outline-primary:hover {
    background-color: var(--tf-color) !important;
    color: #fff !important;
}

.tu-form-titulo {
    margin-bottom: .5rem;
    font-size: 1.6rem;
    font-weight: 600;
    overflow-wrap: anywhere;
}

.tu-form-descripcion {
    margin-bottom: 1.5rem;
    color: var(--tf-suave);
    overflow-wrap: anywhere;
}

.tu-form-con-color .tu-form-cabecera {
    margin: -2rem -2rem 1.75rem;
    padding: 1.75rem 2rem 1.5rem;
    background: var(--tf-color);
    color: #fff;
}

.tu-form-con-color .tu-form-cabecera .tu-form-descripcion {
    margin-bottom: 0;
    color: rgba(255, 255, 255, .85);
}

.tu-form-con-color .tu-form-cabecera .tu-form-titulo:last-child {
    margin-bottom: 0;
}

.tu-form-campo {
    margin-bottom: 1.25rem;
}

.tu-form-campo .form-label {
    margin-bottom: .3rem;
    font-weight: 600;
}

.tu-form-ayuda {
    margin-top: .3rem;
    font-size: .8125rem;
    font-style: italic;
    color: var(--tf-suave);
}

.tu-form-requerido {
    color: #dc3545;
}

.tu-form-error {
    margin-top: .25rem;
    font-size: .8125rem;
    color: #dc3545;
}

.tu-form-trampa {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.tu-form-enviar {
    min-width: 7rem;
}

.tu-form-grilla {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1rem;
}

.tu-form-grilla > * {
    grid-column: 1 / -1;
    min-width: 0;
}

.tu-form-grilla > .tu-form-campo.mitad {
    grid-column: auto;
}

.tu-form-seccion {
    margin-bottom: 1.5rem;
}

.tu-form-seccion + .tu-form-seccion {
    padding-top: 1.25rem;
    border-top: 1px solid var(--tf-borde);
}

.tu-form-con-color .tu-form-seccion + .tu-form-seccion {
    padding-top: 0;
    border-top: 0;
}

.tu-form-seccion-titulo {
    margin-bottom: .35rem;
    font-size: 1.15rem;
    font-weight: 600;
}

.tu-form-con-color .tu-form-seccion-titulo {
    margin-bottom: .75rem;
    padding: .55rem .85rem;
    border-radius: 6px;
    background: var(--tf-color);
    font-size: 1.05rem;
    color: #fff;
}

.tu-form-seccion-ayuda {
    margin-bottom: 1rem;
    font-size: .875rem;
    color: var(--tf-suave);
}

.tu-form-texto {
    margin-bottom: 1.25rem;
    font-size: .875rem;
}

.tu-form-texto-titulo {
    margin-bottom: .35rem;
    font-size: .95rem;
    font-weight: 600;
}

.tu-form-con-color .tu-form-texto-titulo {
    color: var(--tf-color);
}

.tu-form-texto p,
.tu-form-texto ul {
    margin-bottom: .5rem;
}

.tu-form-bloque {
    margin-bottom: 1rem;
    padding: 1rem 1rem .25rem;
    border: 1px solid var(--tf-borde);
    border-radius: 8px;
}

.tu-form-bloque-cabeza {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: -.5rem 0 .5rem;
}

.tu-form-bloque-numero {
    font-weight: 600;
    color: var(--tf-color);
}

.tu-form-quitar-bloque {
    padding: 0;
    color: #dc3545;
    text-decoration: none;
}

.tu-form-agregar-bloque[hidden] {
    display: none;
}

@media (max-width: 576px) {
    .tu-form-grilla > .tu-form-campo.mitad {
        grid-column: 1 / -1;
    }
}

@media (max-width: 480px) {
    .tu-form-pagina {
        padding: 1rem;
    }

    .tu-form-tarjeta {
        padding: 1.25rem;
    }

    .tu-form-con-color .tu-form-cabecera {
        margin: -1.25rem -1.25rem 1.5rem;
        padding: 1.25rem;
    }
}

.tu-form-con-color .tu-form-cabecera .tu-form-titulo {
    color: #fff;
}

.tu-form-imagen {
    margin: -2rem -2rem 1.5rem;
    background: var(--img-fondo, transparent);
}

.tu-form-imagen[hidden] {
    display: none;
}

.tu-form-con-color .tu-form-imagen {
    margin-bottom: 0;
}

.tu-form-con-color.tu-form-con-imagen .tu-form-cabecera {
    margin-top: 0;
}

.tu-form-imagen-marco {
    height: var(--img-alto, auto);
}

.tu-form-imagen img {
    display: block;
}

.tu-form-imagen.modo-encabezado img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.tu-form-imagen.modo-encabezado.con-fondo img {
    object-fit: contain;
}

.tu-form-imagen.modo-logo {
    padding: 1.5rem 2rem 0;
}

.tu-form-con-color .tu-form-imagen.modo-logo {
    background: var(--img-fondo, var(--tf-color));
}

.tu-form-imagen.modo-logo.con-fondo {
    padding-bottom: 1.25rem;
}

.tu-form-imagen.modo-logo .tu-form-imagen-marco {
    display: inline-block;
    height: var(--img-alto, 80px);
    max-width: 100%;
}

.tu-form-imagen.modo-logo img {
    width: auto;
    height: 100%;
    max-width: 100%;
    object-fit: contain;
}

@media (max-width: 480px) {
    .tu-form-imagen {
        margin: -1.25rem -1.25rem 1.25rem;
    }

    .tu-form-con-color .tu-form-imagen {
        margin-bottom: 0;
    }

    .tu-form-imagen.modo-logo {
        padding: 1.25rem 1.25rem 0;
    }
}

.tu-form-imagen.alinear-centro {
    text-align: center;
}

.tu-form-imagen.alinear-derecha {
    text-align: right;
}

.tu-form-imagen.alinear-izquierda img {
    object-position: left center;
}

.tu-form-imagen.alinear-derecha img {
    object-position: right center;
}